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Electronic appliance repair tips database - TV (LCD,TFT,Plasma,Digital), Monitor, VCR, DVD recorder and player, Digital camera, Audio equipment, Microwave ovens, Phone systems, Computer repair
Make
Model
Problem
Solution
Date
Found: 11
Mitsubishi
CT28AV1
Hum on sound & crushed highlights
Q952 2SC2236 leaky - mod kit available from CHS code 44053 8v Reg Kit
14-09-04
Mitsubishi
CT28AV1
Sound absent
Fuse link Z952 o/c & TDA7263 s/c pin 9 to ground
14-09-04
Mitsubishi
CT28AV1
St/by only after s/c LOPTr replaced
Press reset button back of tuner & initialise EEPROM
14-09-04
Mitsubishi
CT28AV18DS
Blank raster & no sound - int comes on but if turned off will not come back on
Dry joints IC951 reg (no supply to micro)
14-09-04
Mitsubishi
CT28AV1B
CONTROL DOOR JAMS
FIT FELT PAD ABOVE DOOR HOOK ON DOOR Pt No 622D498010
14-09-04
Mitsubishi
CT28AV1B
No sound - pic ok
Replace blown TDA7263 audio output chip (IC351), 2 x 3r3 fusible resistors (R352/3) and the 5000m fuse link (Z952).
14-09-04
Mitsubishi
CT28AV1BD
NOT HOLDING M1 SETTINGS
FIT 8V REGULATOR KIT
14-09-04
Mitsubishi
CT28AV1BD
Popping sound
Changed CRT base pcb
14-09-04
Mitsubishi
CT28AV1BSD
Dead
C955 3300µ 16v & reprog EEPROM
14-09-04
Mitsubishi
CT28AV1S
Dead - no st/by
LOPTx faulty - HR8204 is a replacement
14-09-04
Mitsubishi
CT28AV1S
No sound after ext spkrs connected
Check 4 x TDA7263 o/p chips (1 partly hidden) & safety res on audio panel
14-09-04
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